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Hubbell Wiring Devices HBL2731 30 Amp 480 Volt 3-Pole 4-Wire NEMA L16
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Download 480 Volt 3 Phase Plug Wiring Diagram Background
Ground Fault Interupter on 3 wire 480 system? - Electric power
480 Volt 3 Phase Plug Wiring Diagram - Wiring Diagram
Hubbell Wiring Devices HBL2731 30 Amp 480 Volt 3-Pole 4-Wire NEMA L16